1TU2

THE COMPLEX OF NOSTOC CYTOCHROME F AND PLASTOCYANIN DETERMIN WITH PARAMAGNETIC NMR. BASED ON THE STRUCTURES OF CYTOCHROME F AND PLASTOCYANIN, 10 STRUCTURES

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1tu2a1	All beta proteins	Cupredoxin-like	Cupredoxins	Plastocyanin/azurin-like	Plastocyanin	(Nostoc sp. PCC 7119 ) [TaxId: 1168 ],	SCOPe (2.08)
B	d1tu2b1	All beta proteins	Common fold of diphtheria toxin/transcription factors/cytochrome f	Cytochrome f, large domain	Cytochrome f, large domain	Cytochrome f, large domain	(Nostoc sp. PCC 7119 ) [TaxId: 1168 ],	SCOPe (2.08)
B	d1tu2b2	All beta proteins	Barrel-sandwich hybrid	Rudiment single hybrid motif	Cytochrome f, small domain	Cytochrome f, small domain	(Nostoc sp. PCC 7119 ) [TaxId: 1168 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cupredoxins	8038929	3000886	SCOP2B (2022-06-29)
B	SCOP2 Family	cytochrome f, large domain	8019960	4002080	SCOP2 (2022-06-29)
B	SCOP2 Family	Cytochrome f, small domain	8019961	4002935	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	cytochrome f, large domain	8032340	3000800	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Rudiment single hybrid motif	8032341	3001910	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Copper-bind	e1tu2A1	A: beta sandwiches	X: Cupredoxin-like	H: Cupredoxin-related (From Topology)	T: Cupredoxin-related	F: Copper-bind	ECOD (1.6)
B	Apocytochr_F_N	e1tu2B1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: Apocytochr_F_N	ECOD (1.6)
B	Apocytochr_F_C_N	e1tu2B2	A: a+b complex topology	X: alpha/beta-Hammerhead/Barrel-sandwich hybrid	H: alpha/beta-Hammerhead/Barrel-sandwich hybrid	T: Single hybrid motif	F: Apocytochr_F_C_N	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.60.40.420	Mainly Beta	Sandwich	Immunoglobulin-like	Cupredoxins - blue copper proteins	CATH (4.3.0)
B	2.60.40.830	Mainly Beta	Sandwich	Immunoglobulin-like	Cytochrome f large domain	CATH (4.3.0)
B	2.40.50.100	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00127	Copper binding proteins, plastocyanin/azurin family (Copper-bind)	Copper binding proteins, plastocyanin/azurin family	-	Domain
B	PF16639	Apocytochrome F, N-terminal (Apocytochr_F_N)	Apocytochrome F, N-terminal	This is the N-terminal domain of cytochrome f. It is a soluble lumen-side domain [1].	Domain
B	PF01333	Apocytochrome F, C-terminal (Apocytochr_F_C)	Apocytochrome F, C-terminal	This is a sub-family of cytochrome C. See Pfam:PF00034.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Plastocyanin	cation binding transition metal ion binding copper ion binding ion binding binding metal ion binding small molecule binding electron transfer activity electron transporter, transferring electrons from cytochrome b6/f complex of photosystem II activity	-	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane plasma membrane-derived chromatophore cellular anatomical entity thylakoid membrane intracellular organelle cell periphery plasma membrane-derived thylakoid membrane organelle intracellular non-membrane-bounded organelle plasma membrane region bacterial thylakoid intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane plasma membrane-derived chromatophore cellular anatomical entity thylakoid membrane intracellular organelle cell periphery plasma membrane-derived thylakoid membrane organelle intracellular non-membrane-bounded organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle
B	Apocytochrome f	binding organic cyclic compound binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding	photosynthesis cellular metabolic process metabolic process cellular process	intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane plasma membrane-derived chromatophore cellular anatomical entity thylakoid membrane intracellular organelle cell periphery plasma membrane-derived thylakoid membrane organelle intracellular non-membrane-bounded organelle plasma membrane region bacterial thylakoid intracellular anatomical structure plasma membrane-derived chromatophore membrane membrane plasma membrane plasma membrane-derived chromatophore cellular anatomical entity thylakoid membrane intracellular organelle cell periphery plasma membrane-derived thylakoid membrane organelle intracellular non-membrane-bounded organelle plasma membrane region bacterial thylakoid cytoplasm photosynthetic membrane thylakoid non-membrane-bounded organelle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR002387	Plastocyanin	Family
A	IPR000923	Blue (type 1) copper domain	Domain
A	IPR028871	Blue (type 1) copper protein, binding site	Binding Site
A	IPR008972	Cupredoxin	Homologous Superfamily
A	IPR023511	Plastocyanin, cyanobacteria	Family
A	IPR001235	Blue (type 1) copper protein, plastocyanin-type	Family
B	IPR002325	Cytochrome f	Family
B	IPR011054	Rudiment single hybrid motif	Homologous Superfamily
B	IPR036826	Cytochrome f large domain superfamily	Homologous Superfamily
B	IPR024058	Cytochrome f transmembrane anchor	Homologous Superfamily
B	IPR024094	Cytochrome f large domain	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.